Improved automatic car-cootling



w.. BRAGG.

Y Car Coupling, No. 33,353. Patented oct; 2,7, 1868.

. 1 a I 6 I gime @gstellt (time Mmm-wwwwww WIL-SON BRAGG,'OFGONNERSVILLE, INDIANA.

Y 13mm Patent No. 83,358, daad 00mm 27, 1868.

IMPROVED AUTOMATIC' CAR-COPLIN'G.

m The Schedule referred to in these Letters Patent and making part ofthe same.

Toa/19Min itw'lonmf The inner and closed end .of the chamberB is pro- Beit known that I, WILSON BRAGG, ofOonnersvided with an elastic cushion,I, which prevents too ville, Fayette lcoun Indiana, have invented a newgreat a concussion when the sliding block C is forced and usefulImprovement in Oar-Couplings; and I do back by the entering-link D.hereby declare the following to be a full, clear, and i' My car-couplingis operatedinthe following manner: exact description thereof, referencebeing had to the As shown in iig. 1, the pin F is engaged with theaccompanying drawings, making part of this speciiilink D in the sameway'it would be when the cars are. cation. coupled together, and shouldit be desired to discon- My invention relates to that class of automaticcarnect them, it can be eifected by simply pulling upon couplings inwhich the pin is-heldin an elevated posithe chain E, which act not. onlyelevates the pin, so tion by means of a sliding block, which, whenforced as to disengage it 4from the link, but it also draws the backintothe draw-head by theenterting-link, persliding block G forward, andthereby ejects the link mits the pin to engage vtherewith; and myimprovefrom the draw-head, As soon as the link has been ment consists inconnecting the pin and Ysliding block expelled from the draw-head, thepin 'is allowed to with achain, in such a manner that when thepin isdrop, and restY upon the top of the sliding block, as elevated, the:block will be drawn out towards the seen in g. 2, and when itis desiredto couple the mouth of the draw-head, said chain. also serving to cars,the entering end of the link strikes withinthe force the pin down intothe link with a positive moverecess c of \the sliding block, and forcesit back into ment, as soon as the sliding block is pressed back in thedraw-head, the pin F falling, and passing through lthe draw-head. saidlink into the aperturea, the moment the sliding In theaccompanyingdrawingsblock has travelled a suicient distance. When theFigure l vis a longitudinal section of my improved link is resting inthe draw-head, the shoulders ff of car-coupling, with a linkin positionwithin the drawthe pin bear upon the top of the link, and maintain ithead. l. in a horizontal position, so that it will readily enter Figure2 is a similar section, showing the link as the draw-head of anapproaching car.

about to enter the draw-head. Although the tendency of the pin is tohold the link Figure 3 is a diagram, 'showing the pin in elevation inahorizontal position, yet the provision of the rounded and thecoupling-link in section. stem G permits said link to play aboutrwithinthe draw- A represents a draw-head, having the customary headsuiiiciently to accommodate itself to the oscillaan'ng mouth a, and Valongitudinal chamber, B, for tions of the car. v i the reception of thesliding block O, which plays freely The upper portion of the pin beingoblong in its horiwithin said chamber. Ixhe forward end of this blockzontal section, prevents its turning in the draw-head, has a recess, C,into which the end ofthe link D ts, and thus insures the shoulders ofthe same bearing and the top of said block is provided with alongituupon the link in a proper-manner. p dinal groove, 0, to thebottom ofwhich is attached one The pinL being' attached to the slidingblock, it is end of a chain or other` flexible connection, E, whosecompelled4 to descend with a positive movement, and other end is securedto the topi of a peculiarly-conthere is no dangerlof its being joltedout ofthe drawstructed pin, F. The upper and longest portion of` head bythe'vibrations ofthe car.

this pin is oblong in its horizontal section,'while its I claim hereinas new, and of my invention-, lower end is diminished in size, so as toform a stem, The combination of the chain E, sliding block O, G, whichis adapted to enter an aperture, aX, in the and. coupling-pinF,.substantially as and for the purbottom ofthe draw-head. posesspecified.

. The enlarged portion of the pin F plays within a In testimony of whichinvention, I hereunto set my suitable bearing, w,in the boss A', whichis cast on hand.

the upper side ofthe draw-head, and this boss is pro- A Y WILSONBRAGGP.v vided with a channel,I II, for the passage of the chain E.,Witnesses Where the stemG unites Withthe pin F, there are GEO. H.KNIGHT,

formed two shoulders ff', whose oice will be hereafter JAMES H. LAYMAN.

described.

